Verb (5-dan, る, intransitive)
1.  to be hit;  to strike
2.  to touch;  to be in contact;  to be affixed
3.  to be equivalent to;  to be applicable;  to apply to
4.  to be right on the money (of a prediction, criticism, etc.)
5.  to be selected (in a lottery, etc.);  to win
6.  to be successful;  to go well;  to be a hit
7.  to face;  to confront
8.  to lie (in the direction of)
9.  to undertake;  to be assigned
10.  to be stricken (by food poisoning, heat, etc.);  to be afflicted
11.  to be called on (e.g. by a teacher)
12.  to treat (esp. harshly);  to lash out at
13.  to be unnecessary
as 〜するには当たらない, etc.
14.  to be hitting well;  to be on a hitting streak
usu. as 当たっている
15.  to feel a bite (in fishing)
16.  (of fruit, etc.) to be bruised;  to spoil
Verb (5-dan, る, transitive)
17.  to feel (something) out;  to probe into;  to check (i.e. by comparison)
18.  to shave
19.  to be a relative of a person;  to be a ... in relation to ...;  to stand in a relationship
as 〜の〜に当たる